derrickaw commented on code in PR #35435: URL: https://github.com/apache/beam/pull/35435#discussion_r2211699682
########## sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableWriteSchemaTransformProvider.java: ########## @@ -135,18 +140,197 @@ public PCollectionRowTuple expand(PCollectionRowTuple input) { String.format( "Could not find expected input [%s] to %s.", INPUT_TAG, getClass().getSimpleName())); - PCollection<Row> beamRowMutations = input.get(INPUT_TAG); - PCollection<KV<ByteString, Iterable<Mutation>>> bigtableMutations = - beamRowMutations.apply(MapElements.via(new GetMutationsFromBeamRow())); + Schema testOriginialSchema = + Schema.builder() + .addByteArrayField("key") + .addArrayField( + "mutations", + Schema.FieldType.map(Schema.FieldType.STRING, Schema.FieldType.BYTES)) + .build(); - bigtableMutations.apply( - BigtableIO.write() - .withTableId(configuration.getTableId()) - .withInstanceId(configuration.getInstanceId()) - .withProjectId(configuration.getProjectId())); + Schema inputSchema = input.getSinglePCollection().getSchema(); + System.out.println("Input Schema for BigTableMutations: " + inputSchema); Review Comment: ```suggestion ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@beam.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org